DR. AMAN KATYAL M.D.
NPI 1336536812
Internal Medicine in Austin, TX
About Dr. Aman Katyal M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. AMAN KATYAL M.D. (NPI 1336536812) is an individual internal medicine provider in Austin, Texas, licensed in Texas (R5145) and active in the NPI registry since April 2015. He is enrolled in Medicare PECOS, is affiliated with St David's Medical Center, and maintains 6 additional practice locations.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Locations 6
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. Aman Katyal M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
6Medicare enrollment records show Aman Katyal reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Round Rock, TX 78681
- Reassigned Medicare billing, Texas enrollment
- 206 clinicians in this Medicare group
San Antonio, TX 78216
- Reassigned Medicare billing, Texas enrollment
- 688 clinicians in this Medicare group
Mansfield, TX 76063
- Reassigned Medicare billing, Texas enrollment
- 994 clinicians in this Medicare group
Tampa, FL 33602
- Reassigned Medicare billing, Texas enrollment
- 80 clinicians in this Medicare group
San Francisco, CA 94105
- Reassigned Medicare billing, California enrollment
- 178 clinicians in this Medicare group
New York, NY 10038
- Reassigned Medicare billing, New York enrollment
- 87 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 5
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
St David's Medical Center
Acute Care Hospitals · Austin, TXSt David's South Austin Medical Center
Acute Care Hospitals · Austin, TXPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 78705 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Reported Quality Measures
Referred Medical Equipment & Supplies CMS DME claims 2
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Aman Katyal's NPI number?
The NPI number for Aman Katyal is 1336536812. It was assigned to this individual provider in the NPPES registry on April 22, 2015.
Where is Aman Katyal located?
Aman Katyal practices at 919 E 32nd St, Austin, TX 78705. The listed phone number is (512) 544-4087.
What is Aman Katyal's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Aman Katyal enrolled in Medicare?
Yes. Aman Katyal is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Aman Katyal's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Aman Katyal reassigns Medicare benefits to 6 organizations: Lonestar Pat Associates PA (Round Rock, TX), Ipc Healthcare Services Of Texas, PLLC (San Antonio, TX), Lonestar Hospital Medicine Associates, PA (Mansfield, TX), Circle Medical Care Group PA (Tampa, FL), Circle Medical Care Of California (San Francisco, CA) and 1 more organization, listed in the Medicare section above. Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Aman Katyal's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Aman Katyal accept?
Health plans from Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Superior HealthPlan and Ambetter of Oklahoma and 5 other insurers list Aman Katyal as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Aman Katyal affiliated with any hospitals?
According to CMS data, Aman Katyal is affiliated with St David's Medical Center and St David's South Austin Medical Center.
When was this NPI record last updated?
The NPPES record for Aman Katyal was last updated on March 19, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Dr. Aman Katyal, M.D. · NPI 1336536812
Internal Medicine physician in Austin, Texas. Individual provider, active in the CMS NPPES registry since April 22, 2015.
## Identity
- **NPI:** 1336536812 (Entity type: Individual)
- **Enumerated:** April 22, 2015
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** R5145 (Texas)
- **Sole proprietor:** No
## Practice location
- **Address:** 919 E 32ND ST, Austin, TX 78705-2703
- **Phone:** (512) 544-4087
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 6 organizations under Medicare reassignment (form CMS-855R): Lonestar Pat Associates PA (NPI 1811594203, Round Rock, TX); Ipc Healthcare Services Of Texas, PLLC (NPI 1023403011, San Antonio, TX); Lonestar Hospital Medicine Associates, PA (NPI 1518237429, Mansfield, TX); Circle Medical Care Group PA (NPI 1972358760, Tampa, FL); Circle Medical Care Of California (NPI 1134596091, San Francisco, CA); and 1 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2015
## Record status
- **NPPES last updated:** March 19, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1336536812) · Data from the CMS NPPES public registry.